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authorJakob Bornecrantz <jakob@vmware.com>2011-11-03 21:03:05 +0100
committerDave Airlie <airlied@redhat.com>2011-11-07 13:15:56 +0000
commit55bde5b215ceb8356328f18cd82a77843bc4ffd3 (patch)
tree4d9f311c7d3dc9befb69a1b6cbd6ee9fd996b635 /drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
parentd982640914d74054d22508ccebeeda70ce5933e1 (diff)
downloadblackbird-op-linux-55bde5b215ceb8356328f18cd82a77843bc4ffd3.tar.gz
blackbird-op-linux-55bde5b215ceb8356328f18cd82a77843bc4ffd3.zip
vmwgfx: Free prefered mode on error path
Signed-off-by: Jakob Bornecrantz <jakob@vmware.com> Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_kms.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 41a905d6c4f1..667437b037f3 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1710,17 +1710,22 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector,
mode->hdisplay = du->pref_width;
mode->vdisplay = du->pref_height;
vmw_guess_mode_timing(mode);
+
if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2,
mode->vdisplay)) {
drm_mode_probed_add(connector, mode);
+ } else {
+ drm_mode_destroy(dev, mode);
+ mode = NULL;
+ }
- if (du->pref_mode) {
- list_del_init(&du->pref_mode->head);
- drm_mode_destroy(dev, du->pref_mode);
- }
-
- du->pref_mode = mode;
+ if (du->pref_mode) {
+ list_del_init(&du->pref_mode->head);
+ drm_mode_destroy(dev, du->pref_mode);
}
+
+ /* mode might be null here, this is intended */
+ du->pref_mode = mode;
}
for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) {
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